Construction of wear-resisting and nonslipping surfaces, such as tire covers, stair treads, or the like



CNSRUCIN LE WEAR RESISTNG AND NGfjI-SLPPNG SURFACES SUCH AS URE CGVERS,S'MIR TREADSi OR YHE UKE.

-APPLICATON FILED AU'G.3I, i921. v

amed Aufn Q22, w23?.

ing effectedin one or more stages of the l manufacture.

alternating 'with one another or they may be' arranged iii any othermanner.

lt will be understood that in all cases the strips of different degreesof hardness or resilience are arranged atright angles, or

practically at right angles to the direction of the forces causing Wear.

Two or more layers may be usedand my invention Ais Well adapted for themanufac-y ture ofwheel tires, tire covers, hose pipes, Stoppers,washers, packlngs, the soles and heels of boots, stair-treads,floor-coverings,l

paving-mocks, roadway surfaces, brakebands, elevator and cable grips,and the like, such articles, exhibiting less tendency to cleavage. whichisa disadvantage commonly attaching to4 rubber articles as now made, andthe surfaces of which are of a Wear ref si'sting and non-slippingnature.

Claim.

Near resisting and .non-slipping surfaces comprising two or more layersor sheets composed of strips of vulcanized rubber of different degreesof resiliency or hardness arranged side by side and adhering together,the strips of each layer crossing at an angle the strips or' theadjacent layer or layers, substantially as described.

WALTER `PLRCY WHTEHOUSE.

